From: Effects of ultrasound-guided lumbar plexus and sacral plexus block combined with general anesthesia on the anesthetic efficacy and surgical outcomes in elderly patients undergoing intertrochanteric fracture surgery: a randomized controlled trial
Groups
Sample size
Time to eye opening (min)
Time to respiratory function recovery (min)
t-value
P-value
Combined anesthesia
75
21.00 ± 3.70
14.00 ± 3.10
10.350
< 0.001
General anesthesia
28.00 ± 4.30
19.00 ± 3.60
9.250